| COS Train-the-Trainer (TTT) Workgroup | 9/17/25 | 10:00-11:00 | Link to Join |
| COS Train-the-Trainer (TTT) Workgroup | 2/11/26 | 10:00-11:00 | Link to Join |
| COS Train-the-Trainer (TTT) Workgroup | 4/8/26 | 10:00-11:00 | Link to Join |
| | | |
| COS Initial Teacher NW/NWC/ NC/NE | 10/22/25 & 10/23/25 | 12:00-3:00 both days | Link to Register |
| COS Initial Teacher SE/SSW/WC | 11/4/25 & 11/5/25 | 12:00-3:00 | Link to Register |
| COS Initial Teacher NW/NWC/ NC/NE | 2/3/26 & 2/4/26 | 12:00-3:00 both days | Link to Register |
| COS Initial Teacher SE/SSW/WC | 2/18/26 & 2/19/26 | 12:00-3:00 | Link to Register |
| | | |
| COS Teacher Refresher SE/SSW/WC | 10/8/25 | 12:00-3:00 | Link to Register |
| COS Teacher Refresher NW/NWC/NC/NE | 11/4/25 | 12:00-3:00 | Link to Register |
| COS Teacher Refresher NW/NWC/NC/NE | 1/29/26 | 12:00-3:00 | Link to Register |
| COS Teacher Refresher SE/SSW/WC | 2/17/26 | 12:00-3:00 | Link to Register |
| | | |
| COS Train-the-Trainer (TTT) NW/NWC/NC/NE | 9/2/25 | 8:30-3:30 | Link to Register |
| COS Train-the Trainer (TTT) SE/SSW/WC | 9/29/25 & 9/30/25 | 12:00-3:00 | Link to Register |
| COS Train-the Trainer (TTT) SE/SSW/WC | 1/27/26 | 8:30-3:30 | Link to Register |
| COS Train-the-Trainer (TTT) NW/NWC/NC/NE | 2/5/26 & 2/6/26 | 9:00-12:00 both days | Link to Register |
| | | |
| COS Train-the-Trainer (TTT) Refresher SE/SSW/WC | 8/28/25 | 9:00-12:00 | Link to Register |
| COS Train-the-Trainer (TTT) Refresher NW/NWC/NC/NE | 9/23/25 | 12:00-3:00 | Link to Register |
| COS Train-the-Trainer (TTT) Refresher NW/NWC/NC/NE | 1/16/26 | 12:00-3:00 | Link to Register |
| COS Train-the-Trainer (TTT) Refresher SE/SSW/WC | 2/5/26 | 9:00-12:00 | Link to Register |
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